116481489 has 4 divisors (see below), whose sum is σ = 155308656. Its totient is φ = 77654324.

The previous prime is 116481473. The next prime is 116481493. The reversal of 116481489 is 984184611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 984184611 = 3 ⋅328061537.

It is a cyclic number.

It is not a de Polignac number, because 116481489 - 2⁴ = 116481473 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 116481489.

It is not an unprimeable number, because it can be changed into a prime (116481389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19413579 + ... + 19413584.

It is an arithmetic number, because the mean of its divisors is an integer number (38827164).

Almost surely, 2^116481489 is an apocalyptic number.

It is an amenable number.

116481489 is a deficient number, since it is larger than the sum of its proper divisors (38827167).

116481489 is an equidigital number, since it uses as much as digits as its factorization.

116481489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38827166.

The product of its digits is 55296, while the sum is 42.

The square root of 116481489 is about 10792.6590328797. The cubic root of 116481489 is about 488.3737408920.

The spelling of 116481489 in words is "one hundred sixteen million, four hundred eighty-one thousand, four hundred eighty-nine".